Gost 8486 57 Apr 2026

Load-bearing structural elements, high-quality flooring, and carpentry. General construction, floor joists, and roof rafters. Grade 3 Wall sheathing, sub-flooring, and heavy packaging. Grade 4 Low-grade packaging, pallets, and temporary scaffolding. Quality Control and Marking

The highest quality, primarily for export or high-end joinery. gost 8486 57

Decreasing quality levels based on the presence and size of defects. Grade 1 is typical for structural work, while Grade 4 is used for low-load tasks like crates or temporary structures. Technical Requirements Grade 1 is typical for structural work, while

All four sides are sawn, and the width of the wane (bark remnants) does not exceed permitted limits. Specification. Technical ... - LiS Ltd.

Sawn timber of softwoods. Specification. Technical ... - LiS Ltd.

Quality assessment is typically conducted on the of the piece. Standard marking includes the lumber name, grade number, wood species, and a reference to the GOST standard. For example, a Grade 2 pine board would be marked as Board 2 Pine GOST 8486-86 . RussianGost|Official Regulatory Library - GOST 8486-86

The standard divides lumber into categories based on processing and quality: